What is the percent increase if the original number was 720 and the new number was 900?

Question

This question is homework and is a porportional relationship.

Answer 1

delta=900-720=180

persent=100*180/720=25%

Answer 2

What raise percentage was given if you got paid $45K in 2013 and now $49,500 in 2014?

Answer 3

If the Branding division were to experience the same percentage increase from Year 2 to Year 3 as they did from Year 1 to Year 2, what would the Branding division’s revenue be in Year 3 (rounded)? If the Branding department grew by 24.9%?